Home / 91,938,327,318.09-126,878,022,186.39-53,354,259,884.16

Finding the Fourth Proportional to 91,938,327,318.09, 126,878,022,186.39 and 53,354,259,884.16

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Solution

The fourth proportional to 91,938,327,318.09, 126,878,022,186.39 and 53,354,259,884.16 is: 73,630,695,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,938,327,318.09 : 126,878,022,186.39 = 53,354,259,884.16 : x
  2. Step 2: Convert to fraction form
    91,938,327,318.09/126,878,022,186.39 = 53,354,259,884.16/x
  3. Step 3: Cross multiply
    91,938,327,318.09x = 126,878,022,186.39 × 53,354,259,884.16
  4. Step 4: Simplify right side
    91,938,327,318.09x = 6,769,482,969,320,870,903,808
  5. Step 5: Solve for x
    x = 6,769,482,969,320,870,903,808/91,938,327,318.09
  6. Step 6: Final answer
    x = 73,630,695,345.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.